as part of president obama's affordable health care act, he wants to tackle issues such as childhood obesity, hiv and consolidating mental health. he also hopes to create a gun buy back program and encourage paroled felons to turn in their firearms. >>> san francisco police are vowing to do everything possible to keep 49er fans in line on super bowl sunday. however some business owners are not taking any chances. they will be shutting down early should the 49ers win the big game. they remember the violent scene just three months ago when vandals went on a rampage after the giants won the world series. >> it's pretty upsetting. people work hard out here. it's their livelihood. people should respect what is going on out here. >> san francisco police are asking business owners to bring in their trash and recycling bins early on super bowl sunday. officers are worried vandals could set them on fire if things get out of control that night. >>> mayor ed lee is a big 49er fan, however he won't be among the many politicians watching the super bowl in new orleans. mayor lee turned down a chan